December weather forecastChestnutridge, MO
December
Weather in December
December, the first month of the winter in Chestnutridge, is still a chilly month, with an average temperature fluctuating between 31.5°F (-0.3°C) and 46.6°F (8.1°C).Temperature
The commencement of December involves a temperature shift, with the average high-temperature dropping from a refreshing 56.1°F (13.4°C) in November to a chilly 46.6°F (8.1°C). Throughout December, the average low-temperature in Chestnutridge records at a freezing cold 31.5°F (-0.3°C).Humidity
In December, the average relative humidity is 75%.Rainfall
In Chestnutridge, in December, it is raining for 7.4 days, with typically 1.81" (46mm) of accumulated precipitation. In Chestnutridge, during the entire year, the rain falls for 142.8 days and collects up to 30.47" (774mm) of precipitation.Snowfall
January through April, November and December are months with snowfall in Chestnutridge, Missouri. In Chestnutridge, in December, snow falls for 1.5 days, with typically accumulated 0.31" (8mm) of snow. Throughout the year, in Chestnutridge, there are 9.5 snowfall days, and 3.62" (92mm) of snow is accumulated.Daylight
With an average of 9h and 42min of daylight, December has the shortest days of the year.On the first day of December, sunrise is at 7:07 am and sunset at 4:56 pm. On the last day of the month, sunrise is at 7:25 am and sunset at 5:07 pm CST.
Sunshine
In December, the average sunshine in Chestnutridge is 5.6h.UV index
The months with the lowest UV index in Chestnutridge are January and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV rays for the ordinary person.Note: The maximum daily UV index of 2 in December interprets into the following recommendations:
The majority are not significantly affected by prolonged sun exposure. Infants, children, and those with fair skin must always have protection. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat. Alert! The snow's reflection can amplify the UV radiation of the Sun nearly twice.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Chestnutridge, MO
- Average high temperature in December: 46.6°F
The warmest month (with the highest average high temperature) is July (90.1°F).
The month with the lowest average high temperature is January (44.1°F).
- Average low temperature in December: 31.5°F
The month with the highest average low temperature is July (68°F).
The coldest month (with the lowest average low temperature) is January (27.9°F).
Average pressure in December
Chestnutridge, MO
- Average pressure in December: 30.14"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in December
Chestnutridge, MO
- Average wind speed in December: 7.1mph
The windiest months (with the highest average wind speed) are January, February, March and April (7.8mph).
The calmest months (with the lowest average wind speed) are July and August (4.9mph).
Average humidity in December
Chestnutridge, MO
- Average humidity in December: 75%
The months with the highest relative humidity are March and May (78%).
The months with the lowest relative humidity are January, July, August and October (73%).
Average rainfall in December
Chestnutridge, MO
- Average rainfall in December: 1.81"
The wettest month (with the highest rainfall) is May (4.41").
The driest month (with the least rainfall) is February (1.42").
Average rainfall days in December
Chestnutridge, MO
- Average rainfall days in December: 7.4 days
The month with the highest number of rainy days is July (16.8 days).
The month with the least rainy days is January (7.2 days).
Average snowfall in December
Chestnutridge, MO
- Average snowfall in December: 0.31"
The month with the highest snowfall is February (1.46").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in December
Chestnutridge, MO
- Average snowfall days in December: 1.5 days
The month with the highest number of snowfall days is February (3.4 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Chestnutridge, MO
- Average daylight in December: 9h and 42min
The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 42min).
- Average sunshine in December: 5h and 36min
The month with the most sunshine is June (Average sunshine: 10h and 42min).
The months with the least sunshine are January and February (Average sunshine: 5h and 24min).
Average sunshine days in December
Chestnutridge, MO
- Average sunshine days in December: 21.5 days
The month with the most sunshine days is December (21.5 days).
The month with the least sunshine days is July (12.2 days).
Average UV index in December
Chestnutridge, MO
- Average UV index in December: 2
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January and December (UV index 2).
Average cloud cover in December
Chestnutridge, MO
- Average cloud cover in December: 42
The month with the most cloud cover is March (Cloud cover 47).
The months with the least cloud cover are June, July and August (Cloud cover 28).
Average visibility in December
Chestnutridge, MO
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is May (5mi).
